kexi

KexiRelationView Class Reference

#include <kexirelationview.h>

List of all members.

Detailed Description

provides a view for displaying relations between database tables.

It is currently used for two purposes:

  • displaying global database relations
  • displaying relations defined for a database query

The class is for displaying only - retrieving data and updating data on the backend side is implemented in KexiRelationWidget, and more specifically in: Kexi Relation Part and Kexi Query Part.

Definition at line 68 of file kexirelationview.h.


Public Slots

void clearSelection ()
void clear ()
void removeAllConnections ()
void hideAllTablesExcept (KexiDB::TableSchema::List *tables)
void slotTableScrolling (QString)
void removeSelectedObject ()

Signals

void tableContextMenuRequest (const QPoint &pos)
void connectionContextMenuRequest (const QPoint &pos)
void emptyAreaContextMenuRequest (const QPoint &pos)
void tableViewGotFocus ()
void connectionViewGotFocus ()
void emptyAreaGotFocus ()
void tableHidden (KexiDB::TableSchema &t)
void tablePositionChanged (KexiRelationViewTableContainer *)
void aboutConnectionRemove (KexiRelationViewConnection *)

Public Member Functions

 KexiRelationView (QWidget *parent, const char *name=0)
virtual ~KexiRelationView ()
TablesDict * tables ()
KexiRelationViewTableContainer * addTable (KexiDB::TableSchema *t, const QRect &rect=QRect())
void addConnection (const SourceConnection &_conn)
void setReadOnly (bool)
KexiRelationViewConnection * selectedConnection () const
KexiRelationViewTableContainer * focusedTableView () const
virtual QSize sizeHint () const
const ConnectionList * connections () const

Protected Slots

void containerMoved (KexiRelationViewTableContainer *c)
void slotListUpdate (QObject *s)
void slotTableViewEndDrag ()
void slotTableViewGotFocus ()

Protected Member Functions

void drawContents (QPainter *p, int cx, int cy, int cw, int ch)
void contentsMousePressEvent (QMouseEvent *ev)
virtual void keyPressEvent (QKeyEvent *ev)
void recalculateSize (int width, int height)
void stretchExpandSize ()
void hideTable (KexiRelationViewTableContainer *tableView)
void removeConnection (KexiRelationViewConnection *conn)

Protected Attributes

TablesDict m_tables
bool m_readOnly
ConnectionList m_connectionViews
KexiRelationViewConnection * m_selectedConnection
QGuardedPtr< KexiRelationViewTableContainer > m_focusedTableView

Member Function Documentation

void KexiRelationView::addConnection (  const SourceConnection &  _conn  ) 
 

Adds a connection con to the area. This changes only visual representation.

Todo:
what about query?
Todo:
what about query?

Definition at line 210 of file kexirelationview.cpp.

KexiRelationViewTableContainer * KexiRelationView::addTable (  KexiDB::TableSchema *  t,
const QRect &  rect = QRect()
) 
 

Adds a table t to the area. This changes only visual representation. If rect is valid, table widget rgeometry will be initialized.

Definition at line 117 of file kexirelationview.cpp.

void KexiRelationView::clear (   )  [slot]
 

Removes all tables and connections from the view. Does not emit signals like tableHidden().

Definition at line 592 of file kexirelationview.cpp.

void KexiRelationView::clearSelection (   )  [slot]
 

Clears current selection - table/query or connection.

Definition at line 412 of file kexirelationview.cpp.

void KexiRelationView::containerMoved (  KexiRelationViewTableContainer *  c  )  [protected, slot]
 

Todo:
optimize
Todo:
optimize!

Definition at line 303 of file kexirelationview.cpp.

void KexiRelationView::drawContents (  QPainter *  p,
int  cx,
int  cy,
int  cw,
int  ch
)  [protected]
 

executes popup menu at pos, or, if pos not specified: at center of selected table view (if any selected), or at center point of the relations view.

Definition at line 280 of file kexirelationview.cpp.

void KexiRelationView::hideAllTablesExcept (  KexiDB::TableSchema::List *  tables  )  [slot]
 

Hides all tables except tables.

Definition at line 552 of file kexirelationview.cpp.

void KexiRelationView::hideTable (  KexiRelationViewTableContainer *  tableView  )  [protected]
 

Todo:
what about query?

Definition at line 529 of file kexirelationview.cpp.

void KexiRelationView::removeAllConnections (   )  [slot]
 

Removes all coonections from the view.

Definition at line 601 of file kexirelationview.cpp.

void KexiRelationView::removeSelectedObject (   )  [slot]
 

removes selected table or connection

Definition at line 489 of file kexirelationview.cpp.

void KexiRelationView::stretchExpandSize (   )  [protected]
 

Resizes contents to size exactly enough to fit tableViews. Executed on every tableView's drop event.

Definition at line 467 of file kexirelationview.cpp.

TablesDict* KexiRelationView::tables (   )  [inline]
 

Returns:
a dictionary of added tables

Definition at line 77 of file kexirelationview.h.

The documentation for this class was generated from the following files:

kexi

API Dox
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